Nikon D4 - Manual (Page 447)

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Flicker or banding appear during live view or movie recording : Choose an option for
Flicker reduction that matches the frequency of the local AC power
supply (
0 348).
Bright bands appear during live view or movie recording : A flashing sign, flash, or
other light source with brief duration was used during live view or movie
recording.
Noise (bright spots, randomly-spaced bright pixels, fog, lines, or reddish areas) appears in
photos
:
• To reduce randomly-spaced bright pixels, fog, or lines, choose lower ISO
sensitivity or use high ISO noise reduction ( 0 117, 302).
• To reduce bright spots, randomly-spaced bright pixels, or fog at shutter
speeds slower than 1 s or to reduce reddish areas and other artifacts in
long time-exposures, enable long exposure noise reduction (
0 302).
• Turn Active D-Lighting off to avoid heightening the effects of noise
( 0 184).
Photos are blotched or smeared :
• Clean lens.
• Clean low-pass filter (
0 399).
Colors are unnatural :
• Adjust white balance to match light source ( 0 153).
• Adjust Set Picture Control settings ( 0 173).
Can not measure white balance : Subject is too dark or too bright ( 0 164).
Image can not be selected as source for preset white balance : Image was not created
with D4 ( 0 168).
White balance bracketing unavailable :
• NEF (RAW) or NEF+JPEG image quality option selected for image quality
( 0 90).
• Multiple exposure mode is in effect ( 0 210).
Effects of Picture Control differ from image to image : A (auto) is selected for
sharpening, contrast, or saturation. For consistent results over a series of
photographs, choose a setting other than A (auto) (
0 177).
Metering can not be changed : Autoexposure lock is in effect ( 0 136).
Exposure compensation can not be used : Choose exposure mode e, f, or g
( 0 125, 138).
Sound is not recorded with movies : Microphone off is selected for Movie
settings > Microphone ( 0 75).